CVE-2026-44937
Published:July 06, 2026
Updated:July 21, 2026
Potential forgery of webhook requests when using a unauthenticated webhook in SUSE Rancher Fleet 0.15 before 0.15.2, 0.14 before 0.14.6, 0.13 before 0.13.11 and 0.12 before 0.12.5 could be used by remote attackers to cause a denial of service or a downgrade attack on other repositories on the system.
Affected Packages
github.com/rancher/fleet (GO):
Affected version(s) >=v0.13.0 <v0.13.11Fix Suggestion:
Update to version v0.13.11github.com/rancher/fleet (GO):
Affected version(s) >=v0.14.0 <v0.14.6Fix Suggestion:
Update to version v0.14.6github.com/rancher/fleet (GO):
Affected version(s) >=v0.15.0 <v0.15.2Fix Suggestion:
Update to version v0.15.2github.com/rancher/fleet (GO):
Affected version(s) >=v0.12.0 <v0.12.15Fix Suggestion:
Update to version v0.12.15Related Resources (2)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
HIGH
Weakness Type (CWE)
EPSS
Base Score:
0.51